*SUPPORT*
IN: zup gazzer OUT: BLUE BLUE BLUE BLUE
IN: wif fep tufa OUT: PINK PURPLE
IN: kiki blicket zup fep kiki OUT: BLUE RED BLUE RED RED RED
IN: kiki tufa tufa OUT: RED PURPLE PURPLE
IN: kiki fep zup OUT: RED BLUE
IN: zup blicket wif OUT: PINK PINK BLUE BLUE
IN: zup wif tufa OUT: BLUE PINK PURPLE
IN: zup zup gazzer OUT: BLUE BLUE BLUE BLUE BLUE
IN: tufa blicket wif OUT: PINK PINK PURPLE PURPLE
IN: tufa fep zup OUT: PURPLE BLUE
IN: kiki blicket tufa OUT: PURPLE PURPLE RED RED
IN: wif fep kiki OUT: PINK RED
IN: zup OUT: BLUE
IN: kiki OUT: RED

*QUERY*
IN: tufa fep kiki OUT: PURPLE RED
IN: zup zup fep tufa OUT: BLUE BLUE PURPLE
IN: wif kiki OUT: PINK RED
IN: kiki gazzer OUT: RED RED RED RED
IN: tufa gazzer OUT: PURPLE PURPLE PURPLE PURPLE
IN: tufa OUT: PURPLE
IN: zup fep wif OUT: BLUE PINK
IN: wif OUT: PINK
IN: tufa tufa gazzer OUT: PURPLE PURPLE PURPLE PURPLE PURPLE
IN: tufa kiki OUT: PURPLE RED

*GRAMMAR*
zup -> BLUE 
 tufa -> PURPLE 
 kiki -> RED 
 wif -> PINK 
 u1 blicket x1 -> [x1] [x1] [u1] [u1] 
 u1 fep u2 -> [u1] [u2] 
 u1 gazzer -> [u1] [u1] [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 